The national consumer unified hotline: 400-830-2639, to provide you with free product consulting service and repair service. If you fail to solve in time, will provide a continuous follow-up service.
The national consumer unified hotline: 400-830-2639
Unified national customer service hotline: 0755-27603666 (0)
Company E-mail: ydgl@szy-d.cn
Service complaints telephone: 13603016495